diff --git a/visualc/VS2010/mbedTLS.vcxproj b/visualc/VS2010/mbedTLS.vcxproj
index 5277193..f8a9848 100644
--- a/visualc/VS2010/mbedTLS.vcxproj
+++ b/visualc/VS2010/mbedTLS.vcxproj
@@ -245,6 +245,7 @@
     <ClInclude Include="..\..\tests\include\test\random.h" />
     <ClInclude Include="..\..\tests\include\test\drivers\aead.h" />
     <ClInclude Include="..\..\tests\include\test\drivers\cipher.h" />
+    <ClInclude Include="..\..\tests\include\test\drivers\hash.h" />
     <ClInclude Include="..\..\tests\include\test\drivers\key_management.h" />
     <ClInclude Include="..\..\tests\include\test\drivers\signature.h" />
     <ClInclude Include="..\..\tests\include\test\drivers\size.h" />